./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-i40e-i40e.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-i40e-i40e.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c916e4471eaabb75d1c814f23f4bf96e9765c04ff253edd25297904c69104e3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:11:56,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:11:56,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:11:56,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:11:56,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:11:56,127 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:11:56,130 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:11:56,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:11:56,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:11:56,144 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:11:56,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:11:56,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:11:56,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:11:56,152 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:11:56,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:11:56,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:11:56,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:11:56,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:11:56,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:11:56,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:11:56,171 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:11:56,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:11:56,177 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:11:56,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:11:56,188 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:11:56,188 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:11:56,189 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:11:56,191 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:11:56,192 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:11:56,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:11:56,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:11:56,195 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:11:56,197 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:11:56,199 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:11:56,200 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:11:56,200 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:11:56,201 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:11:56,201 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:11:56,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:11:56,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:11:56,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:11:56,205 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:11:56,232 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:11:56,232 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:11:56,233 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:11:56,233 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:11:56,234 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:11:56,235 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:11:56,235 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:11:56,235 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:11:56,235 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:11:56,235 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:11:56,236 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:11:56,237 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:11:56,237 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:11:56,237 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:11:56,237 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:11:56,238 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:11:56,238 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:11:56,238 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:11:56,239 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:11:56,239 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:11:56,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:11:56,240 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:11:56,240 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:11:56,240 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:11:56,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:11:56,240 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:11:56,241 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:11:56,241 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:11:56,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:11:56,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:11:56,242 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:11:56,242 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:11:56,242 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:11:56,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:11:56,243 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:11:56,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:11:56,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:11:56,243 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:11:56,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c916e4471eaabb75d1c814f23f4bf96e9765c04ff253edd25297904c69104e3 [2022-10-17 17:11:56,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:11:56,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:11:56,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:11:56,582 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:11:56,583 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:11:56,585 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-i40e-i40e.cil.i [2022-10-17 17:11:56,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data/a215e1de1/0ac7edbd7c70495f8c21396b531f47d3/FLAG0da64874b [2022-10-17 17:11:58,101 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:11:58,102 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-i40e-i40e.cil.i [2022-10-17 17:11:58,267 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data/a215e1de1/0ac7edbd7c70495f8c21396b531f47d3/FLAG0da64874b [2022-10-17 17:11:58,500 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data/a215e1de1/0ac7edbd7c70495f8c21396b531f47d3 [2022-10-17 17:11:58,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:11:58,506 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:11:58,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:11:58,512 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:11:58,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:11:58,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:11:58" (1/1) ... [2022-10-17 17:11:58,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0561f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:11:58, skipping insertion in model container [2022-10-17 17:11:58,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:11:58" (1/1) ... [2022-10-17 17:11:58,527 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:11:58,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:12:19,370 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-i40e-i40e.cil.i[1280657,1280670] [2022-10-17 17:12:19,373 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-i40e-i40e.cil.i[1280802,1280815] [2022-10-17 17:12:19,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:12:19,564 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:12:20,861 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:12:20,891 INFO L158 Benchmark]: Toolchain (without parser) took 22367.94ms. Allocated memory was 119.5MB in the beginning and 348.1MB in the end (delta: 228.6MB). Free memory was 75.6MB in the beginning and 114.9MB in the end (delta: -39.3MB). Peak memory consumption was 211.3MB. Max. memory is 16.1GB. [2022-10-17 17:12:20,892 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 119.5MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:12:20,893 INFO L158 Benchmark]: CACSL2BoogieTranslator took 22361.07ms. Allocated memory was 119.5MB in the beginning and 348.1MB in the end (delta: 228.6MB). Free memory was 75.6MB in the beginning and 114.9MB in the end (delta: -39.3MB). Peak memory consumption was 211.3MB. Max. memory is 16.1GB. [2022-10-17 17:12:20,895 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 119.5MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 22361.07ms. Allocated memory was 119.5MB in the beginning and 348.1MB in the end (delta: 228.6MB). Free memory was 75.6MB in the beginning and 114.9MB in the end (delta: -39.3MB). Peak memory consumption was 211.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-i40e-i40e.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5c916e4471eaabb75d1c814f23f4bf96e9765c04ff253edd25297904c69104e3 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:12:23,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:12:23,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:12:23,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:12:23,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:12:23,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:12:23,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:12:23,398 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:12:23,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:12:23,402 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:12:23,403 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:12:23,405 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:12:23,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:12:23,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:12:23,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:12:23,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:12:23,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:12:23,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:12:23,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:12:23,418 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:12:23,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:12:23,422 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:12:23,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:12:23,425 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:12:23,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:12:23,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:12:23,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:12:23,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:12:23,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:12:23,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:12:23,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:12:23,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:12:23,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:12:23,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:12:23,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:12:23,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:12:23,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:12:23,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:12:23,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:12:23,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:12:23,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:12:23,445 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-10-17 17:12:23,470 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:12:23,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:12:23,471 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:12:23,471 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:12:23,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:12:23,472 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:12:23,472 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:12:23,473 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:12:23,473 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:12:23,473 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:12:23,473 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:12:23,474 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:12:23,474 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:12:23,475 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:12:23,475 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:12:23,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:12:23,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:12:23,475 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:12:23,476 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:12:23,476 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:12:23,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:12:23,476 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:12:23,477 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:12:23,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:12:23,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:12:23,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:12:23,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:12:23,478 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:12:23,478 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:12:23,478 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:12:23,479 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:12:23,479 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:12:23,479 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:12:23,479 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:12:23,480 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:12:23,480 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c916e4471eaabb75d1c814f23f4bf96e9765c04ff253edd25297904c69104e3 [2022-10-17 17:12:23,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:12:23,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:12:23,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:12:23,832 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:12:23,833 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:12:23,835 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-i40e-i40e.cil.i [2022-10-17 17:12:23,905 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data/079634982/76514bb01ade415e9ad13dfb793406db/FLAG14d61212e [2022-10-17 17:12:25,561 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:12:25,562 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-intel-i40e-i40e.cil.i [2022-10-17 17:12:25,720 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data/079634982/76514bb01ade415e9ad13dfb793406db/FLAG14d61212e [2022-10-17 17:12:25,772 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_81bba7d9-947b-4028-94b0-5c05745ccf75/bin/utaipan-G1rejxKTta/data/079634982/76514bb01ade415e9ad13dfb793406db [2022-10-17 17:12:25,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:12:25,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:12:25,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:12:25,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:12:25,786 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:12:25,787 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:12:25" (1/1) ... [2022-10-17 17:12:25,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e0d923f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:12:25, skipping insertion in model container [2022-10-17 17:12:25,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:12:25" (1/1) ... [2022-10-17 17:12:25,797 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:12:26,221 INFO L178 MainTranslator]: Built tables and reachable declarations